13245460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{557}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 29529360

約数和(自身を除く): 16283900

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 557, 580, 820, 1114, 1189, 2228, 2378, 2785, 4756, 5570, 5945, 11140, 11890, 16153, 22837, 23780, 32306, 45674, 64612, 80765, 91348, 114185, 161530, 228370, 323060, 456740, 662273, 1324546, 2649092, 3311365, 6622730, 13245460]

約数ペア:

[(1, 13245460), (2, 6622730), (4, 3311365), (5, 2649092), (10, 1324546), (20, 662273), (29, 456740), (41, 323060), (58, 228370), (82, 161530), (116, 114185), (145, 91348), (164, 80765), (205, 64612), (290, 45674), (410, 32306), (557, 23780), (580, 22837), (820, 16153), (1114, 11890), (1189, 11140), (2228, 5945), (2378, 5570), (2785, 4756)]